<body>
    <table border="1" cellspacing="0" cellpadding="10">
        <tr>
            <th rowspan="3">课表</th>
        </tr>
        <tr>
        <td rowspan="5">上课</td>
        <td rowspan="2">休息</td>
    </tr>
        <tr>
            <td>周一</td>
            <td>周二</td>
            <td>周三</td>
            <td>周四</td>
            <td>周五</td>
            <td>周六</td>
            <td>周日</td>

            
        </tr>
    </table>
</body>